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Dairy calf mortality rate: the association of daily meteorological factors and calf mortality.
The number of dairy heifer calves born each day, the number of these calves which died prior to 36 days of age and the actual date of death were recorded and analyzed for possible associations with weather factors. The demographic data on dairy calves were supplied by 16 farms in Tulare County, Cali...
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| Hlavní autoři: | , , |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
1975
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1277482/ https://ncbi.nlm.nih.gov/pubmed/1175074 |
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